2. A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 15
inches by 29 inches by cutting out equal squares of side ݔ at each corner and then folding up the sides as
in the figure.
(a) Express the volume V of the box as a function of ݔ.
(b) Use the appropriate feature of your calculator to find the maximum volume. Round to one decimal
place.

Question

2. A box with an open top is to be constructed from a rectangular piece of cardboard with dimensions 15
inches by  29 inches by cutting out equal squares of side ݔ at each corner and then folding up the sides as
in the figure.  
(a) Express the volume V of the box as a function of ݔ.
(b) Use the appropriate feature of your calculator to find the maximum volume. Round to one decimal
place.

anonymous · Answer

a.) V(x)= 4x^2-88x+435 -----> this is what i got for a.)